Search a number
-
+
208030 = 2571293
BaseRepresentation
bin110010110010011110
3101120100211
4302302132
523124110
64243034
71524334
oct626236
9346324
10208030
11132329
12a047a
13738c4
1455b54
154198a
hex32c9e

208030 has 16 divisors (see below), whose sum is σ = 381024. Its totient is φ = 81760.

The previous prime is 208009. The next prime is 208037. The reversal of 208030 is 30802.

It is a self number, because there is not a number n which added to its sum of digits gives 208030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564 + ... + 856.

It is an arithmetic number, because the mean of its divisors is an integer number (23814).

2208030 is an apocalyptic number.

208030 is a deficient number, since it is larger than the sum of its proper divisors (172994).

208030 is a wasteful number, since it uses less digits than its factorization.

208030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 208030 is about 456.1030585295. The cubic root of 208030 is about 59.2527697851.

Adding to 208030 its reverse (30802), we get a palindrome (238832).

The spelling of 208030 in words is "two hundred eight thousand, thirty".

Divisors: 1 2 5 10 71 142 293 355 586 710 1465 2930 20803 41606 104015 208030